The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 11, 2001
Filed:
Aug. 23, 1999
Applicant:
Inventors:
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 1/500 ; B05D 1/18 ;
U.S. Cl.
CPC ...
C23C 1/500 ; B05D 1/18 ;
Abstract
A printed circuit board comprising a metal copper film having 10,to 10,micropores per square centimeter wherein the metal copper film is prepared by dipping a plating object into an electroless copper plating solution comprising a copper ion, a complexing agent, a hypophosphorus acid compound, a metallic catalyst for initiating the reductive reaction, and a compound containing an acetylenic bond.